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Finding the Fourth Proportional to 8,604.44, 12,897.93 and 5,831.39

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Solution

The fourth proportional to 8,604.44, 12,897.93 and 5,831.39 is: 8,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.44 : 12,897.93 = 5,831.39 : x
  2. Step 2: Convert to fraction form
    8,604.44/12,897.93 = 5,831.39/x
  3. Step 3: Cross multiply
    8,604.44x = 12,897.93 × 5,831.39
  4. Step 4: Simplify right side
    8,604.44x = 75,212,860.02
  5. Step 5: Solve for x
    x = 75,212,860.02/8,604.44
  6. Step 6: Final answer
    x = 8,741.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.